STREET PERFORMANCE/COMPETITION VALVES
Chevrolet Big Block 396-454 Manley - Cont. Part No. Description Dia.
Length
Qty.
Race Flo Valves Exhaust Valves MAN11517-8 Intake Valves MAN11514-8 MAN11527-8
Race Flo, 3/8" Race Flo, 3/8"
1.725" 5.350" 1.880" 5.350"
8 8
Race Flo, 3/8" Race Flo, 3/8" Race Flo, 3/8"
2.065" 5.218"
8 8 8
MAN11528-8 MAN11526-8
2.190"
5.218"
2.250" 5.218"
Most of these valves are available individually. Replace -8 with a -1 for a single valve. Race Master Valves Exhaust Valves MAN11311-8 409 Chevy Race Master, 3/8"
1.735"
5.105"
8 8 8 8 8 8 8 8 8 8 8 8 8
MAN11509-8 MAN11515-8 MAN11881-8 MAN11761-8
Race Master, 3/8" Race Master, 3/8" Race Master, 11/32" Race Master, 11/32" Race Master, 3/8" Race Master, 3/8" Race Master, 11/32" Race Master, 11/32" Race Master, 11/32" Race Master, 11/32" Race Master, 11/32"
1.880" 5.422" 1.880" 5.522" 1.880" 5.422" 1.880" 5.522" 2.190" 5.244" 2.190" 5.344" 2.190" 5.244" 2.200" 5.105" 2.250" 5.244" 2.250" 5.344" 2.250" 5.494" 2.300" 5.494"
Intake Valves MAN11718-8
MAN11720-8 MAN11872-8 MAN11310-8 MAN11874-8 MAN11814-8 MAN11868-8 MAN11870-8
409 Chevy Race Master, 3/8"
Most of these valves are available individually. Replace -8 with a -1 for a single valve. Extreme-Duty Valves Exhaust Valves MAN11587-8 Extreme-Duty, 3/8"
1.880" 5.354" 1.880" 5.422" 1.880" 5.522" 1.900" 5.354" 1.900" 6.450" 1.940" 5.454"
8 8 8 8 8 8
MAN11743-8 MAN11737-8 MAN11507-8 MAN11597-8 MAN11735-8
Extreme-Duty, 11/32" Extreme-Duty 11/32" Extreme-Duty, 3/8"
Extreme-Duty, 3/8", Big Chief/Pontiac Pro Stock
Extreme-Duty, 3/8" + .100"
Most of the these valves are available individually. Replace -8 with a -1 for a single valve. Severe-Duty Valves Exhaust Valves MAN11553-8 Severe-Duty, 3/8"
1.720" 5.354" 1.850" 5.500" 1.880" 5.354" 1.880" 5.422" 1.880" 5.522" 1.880" 5.374" 1.880" 5.522" 1.900" 5.422" 1.900" 5.474" 1.900" 5.522" 1.900" 5.522" 1.940" 5.422"
8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8
MAN12339-8 † MAN11563-8 MAN11843-8 MAN11815-8 MAN11831-8 MAN11845-8 MAN11817-8 MAN11535-8 MAN11811-8 MAN11847-8 MAN11803-8 MAN11520-8 MAN11800-8 MAN11822-8 MAN11832-8 MAN11562-8 MAN11524-8 MAN11534-8 MAN11802-8 MAN11850-8 MAN11856-8 MAN11530-8 MAN11842-8 MAN11536-8
Severe-Duty, 11/32" + .100" Brodix
Severe-Duty, 3/8" Severe-Duty, 11/32" Severe-Duty, 11/32"
Severe-Duty Pro Flo, 3/8" Severe-Duty, 11/32" Severe-Duty, 11/32"
Severe-Duty, 3/8" Severe-Duty, 11/32" Severe-Duty, 11/32" Severe-Duty, 11/32"
† These valves are specifically made for Brodix 383 Head Hunter cylinder heads. Intake Valves MAN11554-8 Severe-Duty, 11/32"
2.065" 5.325"
Severe-Duty, 3/8" Severe-Duty, 11/32" Severe-Duty, 11/32" Severe-Duty, 3/8" Severe-Duty, 3/8" Severe-Duty, 3/8" Severe-Duty, 11/32" Severe-Duty Pro Flo, 3/8"
2.190"
5.218"
2.190" 5.244" 2.190" 5.344" 2.250" 5.218" 2.250" 5.325" 2.250" 5.433" 2.250" 5.244" 2.190" 5.218" 2.250" 5.344" 2.250" 5.494" 2.300" 5.325" 2.300" 5.344" 2.300" 5.433"
Severe-Duty, 11/32" Severe-Duty, 11/32" Severe-Duty, 3/8" Severe-Duty, 11/32" Severe-Duty, 3/8"
212
2021-22 ENGINE BUILDER CATALOG
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